Home / 166,377,713.52-249,589,281.33-69,310,721.10

Finding the Fourth Proportional to 166,377,713.52, 249,589,281.33 and 69,310,721.10

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Solution

The fourth proportional to 166,377,713.52, 249,589,281.33 and 69,310,721.10 is: 103,975,542.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,377,713.52 : 249,589,281.33 = 69,310,721.10 : x
  2. Step 2: Convert to fraction form
    166,377,713.52/249,589,281.33 = 69,310,721.10/x
  3. Step 3: Cross multiply
    166,377,713.52x = 249,589,281.33 × 69,310,721.10
  4. Step 4: Simplify right side
    166,377,713.52x = 17,299,213,067,813,066
  5. Step 5: Solve for x
    x = 17,299,213,067,813,066/166,377,713.52
  6. Step 6: Final answer
    x = 103,975,542.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.